Diamond File Set

Specifications grit 80# /270# blade material corundum & mn handle material plastic length 180mm / 200mm etc. 2. Applications to process and fine hard brittle things, like ceramic, granite, marble, tiles, bricks, frp, basalt and glass etc. 3. purchase notice standard product should be smooth on the surface; no peel off of the corundum; no inconsistence with concerning data, like length. Since diamond tool is consuming in using, there is no warranty covered concerning standard product.